Convert the following equation into
standard form.
y = -x + 3
4x + 9y = [?]

On a piece of paper graph f(x)=5•(0.4)^x

One card is dealt from a 52 card deck. find the probability that the dealt card is a 4 or a black 7

Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.